Climate Reality Project’s “24 Hours of Reality”: 6:30 p.m., Cine, 234 W. Hancock Ave.; discover how climate change is affecting everyone as The Georgia Climate Change Coalition hosts a viewing party for the segment of the “24 Hours of Reality” worldwide event to broadcast the reality of the climate crisis. It will consist of a new multimedia presentation created by Al Gore and delivered once per hour for 24 hours, representing every time zone around the globe; free; email climaterealityproject.org; (706) 353-7377 or www.athenscine.com.

UGA Beyond Coal Kick-Off Meeting and Documentary Screening: 7-9 p.m., Tate Theatre, Tate Student Center, Baxter and S. Lumpkin Streets; The Sierra Student Coalition will host a kick-off meeting and documentary screening of “Coal Country” for its Beyond Coal Campaign; guests can learn about opportunities to intern, work with the media, and organize students to push UGA to be a leader in renewable energy; the UGA chapter of the Sierra Student Coalition will work this semester to push UGA to be a leader in the nation by transitioning from its on campus coal-fired power plant to renewable energy within the next two years before its coal permit expires; refreshments; free; (770) 842-1880.

Native Sun Farmers Market: 4-7 p.m., east side of Jimmy Daniel Road between Atlanta Highway and Georgia Highway 316; a certified naturally grown farm; all products are grown on-site using sustainable agricultural practices and are harvested immediately before they are sold; (706) 254-4231, nativesunfarm@gmail.com.

PROGRAMS & CLASSES

Home School Science: 10 a.m.-noon, Sandy Creek Nature Center, 205 Old Commerce Road; each month, home school students and parents explore interactive learning stations, lessons and go on a guided hike; a different theme is planned each month; children may register for one or all four programs; for ages 5-9 with an adult; future dates are Oct. 21, Nov. 16 and Dec. 16; $4 for ACC residents and $6 for non-residents; registration required; (706) 613-3615 or www.athensclarkecounty.com.